但另一方面，杂货商销售的易腐商品必须保持在冰冻或者低温的条件，而且只能在特定的几个时间点里投递。
Grocers, on the other hand, sell perishable products that have to be kept frozen or cool and that must also be delivered at specific times.
近期发生的严重低温雨雪冰冻灾害，给经济造成重大损失，给群众生活带来很大困难。
The recent disaster resulting from snow and ice storms caused significant losses to China's economy and made life very difficult for disaster victims.
持续大范围低温、雨雪和冰冻极端天气给电力、煤炭、成品油的生产和运输组织工作带来严重影响。
The Impact of disastrous weather of rain, snow and ice on supply of coal, power and oil and the transportation capacity.
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